120621900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{809}}^1$

素因数の和:904

約数の個数: 144

約数和(自身を含む): 404974080

約数和(自身を除く): 284352180

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 71, 75, 84, 100, 105, 140, 142, 150, 175, 210, 213, 284, 300, 350, 355, 420, 426, 497, 525, 700, 710, 809, 852, 994, 1050, 1065, 1420, 1491, 1618, 1775, 1988, 2100, 2130, 2427, 2485, 2982, 3236, 3550, 4045, 4260, 4854, 4970, 5325, 5663, 5964, 7100, 7455, 8090, 9708, 9940, 10650, 11326, 12135, 12425, 14910, 16180, 16989, 20225, 21300, 22652, 24270, 24850, 28315, 29820, 33978, 37275, 40450, 48540, 49700, 56630, 57439, 60675, 67956, 74550, 80900, 84945, 113260, 114878, 121350, 141575, 149100, 169890, 172317, 229756, 242700, 283150, 287195, 339780, 344634, 402073, 424725, 566300, 574390, 689268, 804146, 849450, 861585, 1148780, 1206219, 1435975, 1608292, 1698900, 1723170, 2010365, 2412438, 2871950, 3446340, 4020730, 4307925, 4824876, 5743900, 6031095, 8041460, 8615850, 10051825, 12062190, 17231700, 20103650, 24124380, 30155475, 40207300, 60310950, 120621900]

約数ペア:

[(1, 120621900), (2, 60310950), (3, 40207300), (4, 30155475), (5, 24124380), (6, 20103650), (7, 17231700), (10, 12062190), (12, 10051825), (14, 8615850), (15, 8041460), (20, 6031095), (21, 5743900), (25, 4824876), (28, 4307925), (30, 4020730), (35, 3446340), (42, 2871950), (50, 2412438), (60, 2010365), (70, 1723170), (71, 1698900), (75, 1608292), (84, 1435975), (100, 1206219), (105, 1148780), (140, 861585), (142, 849450), (150, 804146), (175, 689268), (210, 574390), (213, 566300), (284, 424725), (300, 402073), (350, 344634), (355, 339780), (420, 287195), (426, 283150), (497, 242700), (525, 229756), (700, 172317), (710, 169890), (809, 149100), (852, 141575), (994, 121350), (1050, 114878), (1065, 113260), (1420, 84945), (1491, 80900), (1618, 74550), (1775, 67956), (1988, 60675), (2100, 57439), (2130, 56630), (2427, 49700), (2485, 48540), (2982, 40450), (3236, 37275), (3550, 33978), (4045, 29820), (4260, 28315), (4854, 24850), (4970, 24270), (5325, 22652), (5663, 21300), (5964, 20225), (7100, 16989), (7455, 16180), (8090, 14910), (9708, 12425), (9940, 12135), (10650, 11326)]